Key Performance Indicators and definitions

	Apr - Jun 2020	Jan - Mar 2020	Oct - Dec 2019	Jul - Sep 2019	Apr - Jun 2019	Jan - Mar 2019	Oct - Dec 2018	Jul - Sept 2018	Apr - Jun 2018	Jan - Mar 2018	Oct - Dec 2017	Jul - Sept 2017	Apr - Jun 2017	Jan - Mar 2017
Financial measures defined by IFRS:
Operating revenues (€'000)	27781	26698	26555	26421	23729	26112	27336	27675	26019	23850	20062	17262	15098	15228
Earnings per share before dilution (€)	(013)	0.15	(0.53)	0.20	0.12	0.03	0.22	0.15	0.1	0.09	0.12	0.1	0.1	0.08
Earnings per share after dilution (€)	(0.07)	0.15	(0.50)	0.19	0.11	0.03	0.21	0.14	0.1	0.08	0.11	0.1	0.1	0.08
Weighted average number of outstanding shares at period's end before dilution (€ '000)	61569	60464	58587	58195	56685	56546	56034	55607	54703	54164	52435	51979	51907	51773
Weighted average number of outstanding shares at period's end after dilution (€ '000)	107885	60915	61708	61273	62216	62450	60404	59243	58439	55544	53527	53059	53404	52899

Alternative Performance Measures:
EBITDA (€)	13 019	12 482	8 523	11 398	9398	11187	11960	13365	12109	10402	10338	8811	6273	7215
EBIDTA margin (%)	47	47	32	43	40	43	44	48	46	44	52	51	42	47
Adjusted EBIDTA (€'000)	14765	12934	11804	11505	9502	11187	11960	13589	12109	12399	11131	9496	7954	7558
Adjusted EBIDTA margin (%)*	53	48	44	44	40	43	44	49	46	52	55	55	53	50
Effective tax rate (%)	(5.6)	2.8	(3.3)	7.2	3.2	5.7	5.1	7.6	9.2	8.2	6.9	8.9	8.5	6.9
NDC ('000)	104	120	113	99	100	124	128	138	140	133	113	101	91	80
Average shareholders' equity, last 12 months (EUR '000)	172374	162 997	158 626	149 724	137751	127188	116366	102897	85580	79892	69568	61789	56184	50853
Return on equity, rolling 12 months (%)	(0.2)	(2)	(7)	22	21	22	26	24	25	27	30	31	31	33
Equity to asset ratio (%)	55	50	44	48	42	39	37	36	33	32	36	33	29	37
Quick ratio (%)	148	23	126	105	57	43	51	69	43	149	67	152	132	180
Net interest-bearing liabilities (NIBL) (EUR'000)	84894	143239	150214	150802	137906	143733	136839	139396	133848	96716	87654	70492	49287	26959
NIBL/EBITDA multiple	1.87	3.43	3.71	3.43	3	2.96	2.86	3.02	3.21	2.7	2.69	2.48	2.01	1.14
NIBL/ adjusted EBITDA multiple	1.68	3.17	3.46	3.42	2.98	2.94	2.73	2.83	2.97	2.36	2.43	2.24	1.76	1.07
Net debt/equity ratio multiple	0,81	1.01	1.26	1.08	1.4	1.59	1.67	1.79	2.07	2.15	1.78	1.99	2.47	1.7
Equity per share before dilution (€)	3.64	2.79	2.51	3.04	2.75	2.63	2.53	2.28	2.09	1.95	1.85	1.42	1.32	1.2
Equity per share after dilution (€)	2.08	2.77	2.38	2.89	2.52	2.38	2.35	2.14	1.96	1.91	1.81	1.4	1.29	1.17
Average number of employees	392	394	413	397	389	383	362	353	318	286	271	239	234	209
Employees at period-end/year-end	392	385	404	402	395	387	363	353	346	288	282	245	239	228
Productivity ration (EUR '000)	71	68	64	67	61	68	76	78	82	83	74	72	65	73
Adjusted EBIDTA productivity ratio (EUR '000)	38	33	27	29	24	29	33	38	38	43	41	40	34	36